User Manual Part 1

PSENcs5.1p
OperatingManualPSENcs5.1p
1003418EN01
9
Electricalstatesofthesafetyinputsandoutputs(whenswitchisreadyforoperation:
DEVICELEDisgreen):
Actuatorin
there
sponse
range
Safetyinput
S11
Safetyinput
S21
Safetyout
put12
Safetyout
put22
Signalout
putY32
Yes High High High High High
Yes Low Low Low Low High
No X X Low Low Low
Yes High Low High Low High
Yes Low High Low High High
x:Highorlowsignal
FeasibilitymonitoringforsafetyinputsS11andS21
} Ifonesafetyinputswitchesfromhightolow,whiletheothersafetyinputremainshigh,
anunequalstatusisdisplayed:InputLEDhasquickyellowflashesandDeviceLED
flashesred
} Ifthissafetyinputswitchesbackfromlowtohigh,whiletheothersafetyinputremains
high,afeasibilityerrorisdisplayedandapartialoperationlockistriggered:InputLED
flashesyellowandDeviceLEDflashesred
Aswitchtoahighsignalwillonlyleadtonormalswitchoperationifbothinputshadalow
signal.Fromthismomenton,theswitchtohighmayoccur(partialoperationlockseeError
display[ 22]).
Blockdiagram
A1
A2 S11 S21
12 22 Y32
Power
Input
Receiver Actuator